<html>
<body>
<div>
    <span style="-position: relative; top: 25px; left: 25px;">
        <div style="float: left; height: 100px; width: 100px; overflow: hidden; background-color: red;">
            <div id="target" style="height: 100px; width: 100px; background-color: green;">
            </div>
        </div>
    </span>
</div>
</body>
</html>
